99% is not overstating it... I have recovered more data from bad disks this way. I didn't say the drive would be usable afterwards but for 15.00 if cannot hurt to try.. and then either way you can return the external case....
I have even removed the top of the hard-drive, set it in the external case and recovered the data as well...I had to very softly move the head past a point where it was sticking....
So do not knock a suggestion unless you have tried it on your current problem.
Death has a thousand doors, let's see which one our victim chose.
"There's one thing that you learn on this job, is that human beings are capable of anything"
If you chase two rabbits, you lose them both
You say tomato... I say cause of death